Marysville Mini Backyard Ultra

Experience the thrill of endurance and camaraderie at the Marysville Mini Backyard Ultra on November 22, 2025, located at the scenic Mill Valley Park in Union. This unique event challenges participants with the Backyard Ultra format, where runners complete loops every hour until only one remains. Starting at 9:00 AM with a pre-race meeting at 8:45 AM, runners must be self-supported, so come prepared with hydration and nutrition. Bib pickup and canopy setup begin at 8:00 AM, allowing ample time to gear up for this ultimate test of stamina. Whether you're a seasoned ultra-runner or a newcomer seeking a challenge, join us for a day of determination and spirit that promises an unforgettable experience for all!